| Poquoson to Coudekerque-Branche | 3,831.18 mi (6,165.69 km) |
| Poquoson to Coueron | 3,737.21 mi (6,014.46 km) |
| Poquoson to Coulommiers | 3,910.54 mi (6,293.41 km) |
| Poquoson to Courbevoic | 3,873.10 mi (6,233.16 km) |
| Poquoson to Courcouronnes | 3,887.05 mi (6,255.61 km) |
| Poquoson to Cournon-d'Auvergne | 3,992.00 mi (6,424.50 km) |
| Poquoson to Courrieres | 3,866.74 mi (6,222.92 km) |
| Poquoson to Coutras | 3,859.36 mi (6,211.03 km) |
| Poquoson to Couzeix | 3,900.83 mi (6,277.79 km) |
| Poquoson to Cran-Gevrier | 4,116.67 mi (6,625.15 km) |
| Poquoson to Craponne | 4,059.91 mi (6,533.79 km) |
| Poquoson to Creil | 3,874.59 mi (6,235.55 km) |
| Poquoson to Crepy-en-Valois | 3,892.31 mi (6,264.07 km) |
| Poquoson to Crest | 4,101.02 mi (6,599.96 km) |
| Poquoson to Creteil | 3,884.57 mi (6,251.61 km) |
